Missy steps up, Mary has a surprise for George, and Sheldon finds his dorm occupied.

Sheldon helps his roommate try to beat the stock market, Missy and Billy Sparks throw a party, and Mary finds a new church.

Georgie and Mandy’s wedding plans pit Mary against Mandy’s mom, Audrey, with baby CeeCee caught in the middle.

When a Naval Intelligence Officer is tortured and murdered, NCIS must work with Joelle, who informs them that other CIA operatives are being killed in the same way. Also, Kensi…